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Dry Dual Clutch Torque Model with Temperature and Slip Speed Effects

G. Pica, C. Cervone, A. Senatore, M. Lupo, F. Vasca
2016 Intelligent Industrial Systems  
In this paper a temperature and slip speed dependent model of the torque characteristic for dry dual clutches is proposed.  ...  Dry dual clutches are widely used in automated manual transmissions.  ...  Acknowledgments The work has been partially supported by FCA Italy and by the Italian research project PON01-01517 "Metodologie" funded by the Italian Ministry for University and Research (MIUR).  ... 
doi:10.1007/s40903-016-0049-6 fatcat:dzi5r4uhkjgw5gfrhafc7rvpvq

Robust nonlinear estimation and control of clutch-to-clutch shifts

Kirti Deo Mishra, Krishnaswamy Srinivasan
2016 2016 American Control Conference (ACC)  
In the current study, a model-based approach is presented for the development of a robust clutch-to-clutch shift controller.  ...  Thus, with the extension of feedback control to more powertrain functions, it is of paramount importance that systematic and robust control methods be developed for ensuring good shift quality.  ...  for clutch-to-clutch shifts in dual clutch transmissions (DCTs).  ... 
doi:10.1109/acc.2016.7526866 dblp:conf/amcc/MishraS16 fatcat:dzvuo5lryffj3hnce7bb33ld7y

Model based predictive engine torque control for improved drivability

Orhan Atabay, Murat Ötkür, İsmail M Ereke
2017 Proceedings of the Institution of mechanical engineers. Part D, journal of automobile engineering  
Vehicle had a 6 speed wet dual clutch transmission and test weight was approximately 2125 kg. Engine and vehicle properties are summarized in Table 1.  ...  , flywheel, clutch primary & secondary sides, final drive (2 mass model) 2 : Equivalent node for clutch secondary side, transmission, final drive (4 Mass Model) Equivalent node for wheels, tyres and vehicle  ... 
doi:10.1177/0954407017733867 fatcat:wvez4dz47rf7tmiiigyhb3zvsy

Design of Observer-based Output Feedback Clutch Slip Controller for Automatic Transmission

Yunfeng Hu, Lu Tian, Bingzhao Gao, Hong Chen
2011 IFAC Proceedings Volumes  
In this paper, an observer-based output feedback controller is designed for clutch slip control of automatic transmission where not all states are measurable.  ...  Robustness of the tracking error system is discussed in the framework of Input-to-State Stability (ISS) theory, where the disturbance inputs are considered as estimation error from the observer and unmodelled  ...  AMESim allows to model vehicle driveline and complete transmission, including vibrations and shift dynamics.  ... 
doi:10.3182/20110828-6-it-1002.03270 fatcat:r4bjuksc4rguxijw5mssrvslsa

Effect of Gear Shift and Engine Start Losses on Control Strategies for Hybrid Electric Vehicles

V. Ngo, T. Hofman, M. Steinbuch, A. Serrarens
2012 World Electric Vehicle Journal  
In this paper, energetic loss models in the events of shifting gear and starting engine in a parallel Hybrid Electric Vehicle equipped with an Automated Manual Transmission (AMT) will be introduced.  ...  Sensitivity analysis of the traction force interruption time in a gear shift process can give a new perception on fuel economy benefit of powershift transmissions (e.g. automatic, dual clutch, powershift  ...  ., together with the Eindhoven University of Technology, The Netherlands. The project is financially supported by Dutch government through AgentschapNL.  ... 
doi:10.3390/wevj5010125 fatcat:rgkgs5mp7bb5bk7qb6bsc66bla

A novel Algorithm for Hydrostatic-mechanical Mobile Machines with a Dual-Clutch Transmission [article]

Yusheng Xiang, Ruoyu Li, Christine Brach, Xiaole Liu, Marcus Geimer
2020 arXiv   pre-print
To enhance overall efficiency, we have improved the powertrain design by combining a hydrostatic transmission with a dual-clutch transmission (DCT).  ...  To enhance the performance of the novel structural possibility of powertrain design, we designed a novel control strategy for the motor torque and the clutch torques during the shifting process.  ...  Steffen Mutschler, Robert Bosch GmbH, for his enthusiastic encouragement and insightful discussions on dual-clutch transmission; Hengping Zhao, Beijing Institute of Technology, for proof reading.  ... 
arXiv:2003.14172v2 fatcat:oxgetokkkjhxflyikx5awh2t3m

A Novel Algorithm for Hydrostatic-Mechanical Mobile Machines with a Dual-Clutch Transmission

Yusheng Xiang, Ruoyu Li, Christine Brach, Xiaole Liu, Marcus Geimer
2022 Energies  
and after the engagement, for the motor torque and the clutch torques during the shifting process, and then validated the control effect with model-based simulation.  ...  To enhance overall efficiency, we have improved the powertrain design by combining a hydrostatic transmission with a dual-clutch transmission (DCT).  ...  Acknowledgments: We sincerely acknowledge: Steffen Mutschler; Robert Bosch GmbH, for his enthusiastic encouragement and insightful discussions on dual-clutch transmission; and Hengping Zhao, Beijing Institute  ... 
doi:10.3390/en15062095 fatcat:bkb3d34be5fm5i67thpz6shz44

Analysis and simulation of the gearshift methodology for a novel two-speed transmission system for electric powertrains with a central motor

Aldo Sorniotti, Thomas Holdstock, Gabriele Loro Pilone, Fabio Viotto, Stefano Bertolotto, Mike Everitt, Robert J Barnes, Ben Stubbs, Matt Westby
2012 Proceedings of the Institution of mechanical engineers. Part D, journal of automobile engineering  
The torque characteristics of typical electric motor drives require a different actuation of the seamless gearshifts, in comparison with the equivalent operation for a dual clutch transmission within an  ...  These novel transmission systems for electric powertrains require a specific design, in order to be efficient, compact, easy and robust to control, and cheap to manufacture.  ...  system is similar to the methodology usually adopted for dual clutch transmission systems, with some differences to compensate for the characteristics of the electric powertrain.  ... 
doi:10.1177/0954407011431415 fatcat:wnuwjfpwafg27p4f2jqk3zkgqe

Progress in Automotive Transmission Technology

Xiangyang Xu, Peng Dong, Yanfang Liu, Hui Zhang
2018 Automotive Innovation  
Finally, a summary and outlook are presented for conventional automotive transmissions, hybrid transmissions and electric vehicle transmissions.  ...  Automotive transmissions are moving toward electrification in response to stringent legislation on emissions and the pressing demand for better fuel economy.  ...  dual-clutch transmission (DCT) and continuously variable transmission (CVT).  ... 
doi:10.1007/s42154-018-0031-y fatcat:yehbzc2f3zchhfz2d6qk5j3uuu

Hierarchical control of the Zero Inertia powertrain

B Vroemen
2001 JSAE review  
In the speed loss model, all power losses are lumped into a speed loss loss , i.e., a slip speed as in a clutch. For implementation, the torque loss model is best suited.  ...  In the torque loss model, all power losses are attributed to a torque loss T loss that acts at a node without speed loss.  ...  From left to right, these are the engine torque T e , the impeller torque T i , the torque converter lockup clutch torque T cl , the turbine torque T t , the reverse clutch torque T cr , the drive clutch  ... 
doi:10.1016/s0389-4304(01)00139-4 fatcat:ttbxermw6jhy7m2q4ozdznrup4

Using a low-cost bluetooth torque sensor for vehicle jerk and transient torque measurement

Peter Tawadros, Mohamed Awadallah, Paul Walker, Nong Zhang
2019 Proceedings of the Institution of mechanical engineers. Part D, journal of automobile engineering  
The two sets of transient responses show a good correlation with each other and hence demonstrate that the torque sensor meets the major design specifications.  ...  The transient output torque of the manual transmission is measured and compared with results obtained from simulations performed under similar operating conditions.  ...  No discrete gear changes -no need for supplementary torque fill Dual-clutch transmission (DCT) High manufacturing cost.  ... 
doi:10.1177/0954407019861613 fatcat:nlsu34k2ybb3vm7q4lymzgs744

Performance optimisation of the push-belt CVT by variator slip control

B. Bonsen, T.W.G.L. Klaassen, R.J. Pulles, S.W.H. Simons, M. Steinbuch, P.A. Veenhuizen
2005 International Journal of Vehicle Design  
The control design should be robust for these modeling uncertainties and parameter errors.  ...  Recent developments in the field of automatic transmissions include Automated Manual Transmissions (AMT), Dual Clutch Transmissions (DCT) and the Electronic CVT (eCVT) developed for Figure 1 . 1 : 11  ...  Using linear control techniques a suitable controller can be designed for u 1 and u 2 . A.3.  ... 
doi:10.1504/ijvd.2005.008473 fatcat:zwxvuzaosngeboa5tcjs62yc2a

Lightweight High-Efficiency Power Train Propulsion with Axial- Flux Machines for Electric or Hybrid Vehicles [chapter]

Sorin Ioan Deaconu, Vasile Horga, Marcel Topor, Fabrizio Marignetti, Lucian Nicolae Tutelea, Ilie Nuca
2019 New Trends in Electrical Vehicle Powertrains  
The aim of this chapter is to present a new type of powertrain with dimensions and low weight, for vehicles with reduced carbon emissions, which have an axial synchronous machine with one stator and two  ...  Expected results: a lighter power train with 20% and an increase in 5% of electric drive efficiency, low inertia rotor at high speed, a compact electric drive system with high torque and simple control  ...  It should be noted that the driveline transmission losses of the transmission gear and mechanical differential can be up to 20% of the total power generated by the motor.  ... 
doi:10.5772/intechopen.77199 fatcat:vheedeyngze4vlvyuhqwtllnza

Performance Analysis of Hybrid and Full Electrical Vehicles Equipped with Continuously Variable Transmissions

Ahmed Elmarakbi Qinglian Ren
2013 Advances in Automobile Engineering  
Acknowledgement The authors acknowledge with sadness, the contribution of Prof. Dave Crolla who has passed away during the period of this research.  ...  For both MG1 and MG2, the control strategies were designed that the motor/generators work within the maximum torque curve.  ...  fuel economy improvements. • The performance benefits arise from the greater flexibility of control over the torques, speeds and power flows through the two motor generator units available with the dual  ... 
doi:10.4172/2167-7670.1000103 fatcat:2ivodtdihzhjdl4ntdwczjux7i

Improved Decoupling Control for a Powershift Automatic Mechanical Transmission Employing a Model-Based PID Parameter Autotuning Method

Zhiqiang Sun, Kazushi Sanada, Bingzhao Gao, Jiaqi Jin, Jingshun Fu, Longfeng Huang, Xiaoliang Wu
2020 Actuators  
Automatic mechanical transmission (AMT) with a gearshift assistant mechanism is a novel transmission architect concept aiming to improve the torque interruption and driveline jerk of AMT.  ...  The proposed transmission is a promising structure for industry applications.  ...  and (b) inventing or developing novel transmission architecture, such as the dual-clutch transmission (DCT) or AMT with a torque gap filler (TGF).  ... 
doi:10.3390/act9030054 fatcat:ixsknhkkhrd5jec36ekbgiobcm
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